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4 - 8
4-4 RECEIVER ADJUSTMENTS
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
ADJUSTMENT
POINT
UNIT
LOCATION
UNIT
AD-
JUST
RX PEAK
1
• Display freq.
: 14.100000 MHz
• [DUALWATCH] : OFF
• Mode
: USB
• Set following selections, controls
and functions as:
[AGC] : MID
[ATT] : OFF
[NB] : OFF
[RIT] : OFF
PBT1
:
Center
PBT2 : Center
Filter
: 2.4 kHz
[P.AMP]
:
P.AMP1
[RF/SQL] :
Center
[NOTCH] :
OFF
[NR] switch : OFF
• Preset center dots to 90˚ differ-
ence on the roter and stater of
C1036 and C1211.
• Connect an SSG to [ANT1] con-
nector and set as:
Frequency
: 14.101500 MHz
Level
: 10 µV* (–87 dBm)
Modulation :
1
kHz/±5.0 kHz dev.
• Receiving
Rear
panel
C o n n e c t a n A C
millivoltmeter to [EXT
SP] connector with an
8
Ω
load.
Minimum audio output
level
RF-B
L1211,
L1751,
L1752,
C1238
Adjust L211 to upper side of 2 peak points.
2
• Sub display freq. : 14.100000 MHz
• [DUALWATCH] : ON
• Mode
: USB
• [BAL]
: Max. CW
• Set an SSG as:
Level
: 10 µV* (–87 dBm)
• Receiving
Rear
panel
C o n n e c t a n A C
millivoltmeter to [EXT
SP] connector with an
8
Ω
load.
Minimum audio output
level
RF-B
L1011,
C1036
Adjust L1011 to upper side of 2 peak points.
FM
DISTOR-
TION
1
• Display freq. :
14.100000
MHz
• [DUALWATCH] : OFF
• Mode
: FM
• Filter
: 15 kHz
• [P.AMP]
: P.AMP1
• Connect an SSG to [ANT1] con-
nector and set as:
Frequency : 14.100000 MHz
Level
: 500 µV* (–53 dBm)
Modulation :
1
kHz/±5.0 kHz Dev.
• Receiving
Rear
panel
Connect a distor tion
m e t e r t o [ E X T S P ]
connector with an 8
Ω
load.
Minimum distortion level
RF-B
L1751,
L1702
Adjust in sequence L1751, L1702, L1751.
MIXER
BALANCE
1
• Display freq.
: 1.900000 MHz
• Sub display freq. : 1.900000 MHz
• [DUALWATCH] : ON
• Mode
: USB
• [BAL]
: Max. CCW
• Apply no RF signal to [ANT1] con-
nector.
• Receiving
Rear
panel
Connect a spectrum
analyzer to the check
point J1651.
Minimum noise output
level.
RF-B
R1206,
R1207
2
• [BAL]
: Max. CW
• Receiving
R1006,
R1007
*This output level of standard signal generator (SSG) is indicated as SSG's open circuit.